virtme: waiting for virtiofsd to start virtme: use 'microvm' QEMU architecture [ 1.144021][ T1] loop: module loaded [ 1.144051][ T1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 1.144053][ T1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1, name: swapper/0 [ 1.144056][ T1] preempt_count: 1, expected: 0 [ 1.144057][ T1] RCU nest depth: 0, expected: 0 [ 1.144058][ T1] locks held by swapper/0/1: 4, last CPU#1: [ 1.144061][ T1] #0: ffffffff8e169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 1.144076][ T1] #1: ffffffff8e169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 1.144082][ T1] #2: ffffffff8e089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 1.144087][ T1] #3: ffffffff8e089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 1.144093][ T1] irq event stamp: 293006 [ 1.144094][ T1] hardirqs last enabled at (293005): [] __down_trylock_console_sem+0x86/0xa0 [ 1.144098][ T1] hardirqs last disabled at (293006): [] console_emit_next_record+0x3d4/0x4c0 [ 1.144101][ T1] softirqs last enabled at (292954): [] bdi_register_va+0x491/0x780 [ 1.144106][ T1] softirqs last disabled at (292952): [] bdi_register_va+0x2ef/0x780 [ 1.144109][ T1] Preemption disabled at: [ 1.144110][ T1] [] vprintk_emit+0x31b/0x3e0 [ 1.144116][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 7.2.0-virtme #1 PREEMPT(full) [ 1.144120][ T1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1.144123][ T1] Call Trace: [ 1.144125][ T1] [ 1.144129][ T1] dump_stack_lvl+0x6f/0xa0 [ 1.144136][ T1] ? vprintk_emit+0x31b/0x3e0 [ 1.144138][ T1] __might_resched.cold+0x1fe/0x2c1 [ 1.144144][ T1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 1.144149][ T1] ? __kmalloc_noprof+0xdb/0x760 [ 1.144156][ T1] __kmalloc_noprof+0x443/0x760 [ 1.144160][ T1] ? alloc_buf.isra.0+0x4b/0x260 [ 1.144169][ T1] ? do_raw_spin_unlock+0x59/0x250 [ 1.144173][ T1] alloc_buf.isra.0+0x4b/0x260 [ 1.144178][ T1] put_chars+0x1e1/0x2f0 [ 1.144181][ T1] ? desc_read_finalized_seq+0x79/0x120 [ 1.144184][ T1] ? __send_to_port+0x420/0x420 [ 1.144190][ T1] ? rcu_read_lock_any_held+0x3c/0x90 [ 1.144194][ T1] ? validate_chain+0x38b/0xc20 [ 1.144202][ T1] hvc_console_print+0x292/0x780 [ 1.144206][ T1] ? __lock_acquire+0x518/0xc20 [ 1.144208][ T1] ? __lock_acquire+0x518/0xc20 [ 1.144217][ T1] ? hvc_write+0x3a0/0x3a0 [ 1.144219][ T1] ? console_emit_next_record+0x1df/0x4c0 [ 1.144224][ T1] ? rcu_is_watching+0x16/0xd0 [ 1.144227][ T1] ? lock_acquire+0x13c/0x160 [ 1.144234][ T1] console_emit_next_record+0x22f/0x4c0 [ 1.144240][ T1] ? devkmsg_read+0x4b0/0x4b0 [ 1.144242][ T1] ? console_flush_one_record+0x106/0x710 [ 1.144246][ T1] ? rcu_is_watching+0x16/0xd0 [ 1.144249][ T1] ? lock_acquire+0x13c/0x160 [ 1.144256][ T1] console_flush_one_record+0x46f/0x710 [ 1.144263][ T1] ? console_emit_next_record+0x4c0/0x4c0 [ 1.144265][ T1] ? __lock_acquire+0x518/0xc20 [ 1.144274][ T1] console_unlock+0xee/0x1f0 [ 1.144278][ T1] ? console_flush_one_record+0x710/0x710 [ 1.144280][ T1] ? rcu_is_watching+0x16/0xd0 [ 1.144283][ T1] ? lock_acquire+0x60/0x160 [ 1.144289][ T1] ? __down_trylock_console_sem+0x5e/0xa0 [ 1.144292][ T1] ? vprintk_emit+0x320/0x3e0 [ 1.144297][ T1] vprintk_emit+0x37c/0x3e0 [ 1.144302][ T1] ? wake_up_klogd_work_func+0x90/0x90 [ 1.144310][ T1] ? max_loop_setup+0x30/0x30 [ 1.144315][ T1] _printk+0xc7/0x100 [ 1.144320][ T1] ? snapshot_read.cold+0x21/0x21 [ 1.144331][ T1] ? __mutex_unlock_slowpath+0x14d/0x740 [ 1.144338][ T1] loop_init+0x12a/0x130 [ 1.144341][ T1] do_one_initcall+0x124/0x4f0 [ 1.144346][ T1] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 1.144349][ T1] ? parameq+0x110/0x110 [ 1.144357][ T1] ? kernel_init_freeable+0x3f1/0x630 [ 1.144362][ T1] ? rcu_is_watching+0x16/0xd0 [ 1.144367][ T1] kernel_init_freeable+0x596/0x630 [ 1.144372][ T1] ? rest_init+0x280/0x280 [ 1.144377][ T1] kernel_init+0x21/0x150 [ 1.144380][ T1] ? rest_init+0x280/0x280 [ 1.144382][ T1] ret_from_fork+0x474/0x6b0 [ 1.144389][ T1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 1.144394][ T1] ? __switch_to+0x5a3/0xe00 [ 1.144399][ T1] ? rest_init+0x280/0x280 [ 1.144403][ T1] ret_from_fork_asm+0x11/0x20 [ 1.144418][ T1] [ 1.181588][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 1.186695][ T1] i8042: PNP: No PS/2 controller found. [ 1.197893][ T1] rtc_cmos PNP0B00:00: registered as rtc0 [ 1.198456][ T1] rtc_cmos PNP0B00:00: setting system clock to 2026-08-28T07:05:57 UTC (1787900757) [ 1.199925][ T1] rtc_cmos PNP0B00:00: alarms up to one day, 242 bytes nvram [ 1.204464][ T1] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 1.215446][ T1] NET: Registered PF_INET6 protocol family [ 1.221477][ T1] Segment Routing with IPv6 [ 1.222236][ T1] In-situ OAM (IOAM) with IPv6 [ 1.222798][ T1] NET: Registered PF_PACKET protocol family [ 1.223214][ T1] 9pnet: Installing 9P2000 support [ 1.223781][ T1] Key type dns_resolver registered [ 1.224786][ T1] NET: Registered PF_VSOCK protocol family [ 1.230621][ T1] IPI shorthand broadcast: enabled [ 1.414726][ T1] sched_clock: Marking stable (1376002849, 37858339)->(1522693341, -108832153) [ 1.418204][ T1] registered taskstats version 1 [ 1.422416][ T1] Loading compiled-in X.509 certificates [ 1.523455][ T72] kwatchdog (72) used greatest stack depth: 29688 bytes left [ 1.594484][ T1] Demotion targets for Node 0: null [ 1.594962][ T1] kmemleak: Kernel memory leak detector initialized (mem pool available: 11730) [ 1.595428][ T1] page_owner is disabled [ 1.596383][ T1] PM: Magic number: 6:371:67 [ 1.597061][ T1] netconsole: network logging started [ 1.599304][ T1] ALSA device list: [ 1.600005][ T1] No soundcards found. [ 1.601572][ T1] md: Skipping autodetection of RAID arrays. (raid=autodetect will force) [ 1.605325][ T1] VFS: Mounted root (virtiofs filesystem) readonly on device 0:24. [ 1.606574][ T1] devtmpfs: mounted [ 1.607061][ T1] VFS: Pivoted into new rootfs [ 1.655425][ T1] Freeing unused kernel image (initmem) memory: 2536K [ 1.655784][ T1] Write protecting the kernel read-only data: 55296k [ 1.659353][ T1] Freeing unused kernel image (text/rodata gap) memory: 664K [ 1.661316][ T1] Freeing unused kernel image (rodata/data gap) memory: 624K [ 1.661738][ T1] Run /usr/lib/python3.14/site-packages/virtme/guest/bin/virtme-ng-init as init process [ 1.662156][ T1] with arguments: [ 1.662351][ T1] /usr/lib/python3.14/site-packages/virtme/guest/bin/virtme-ng-init [ 1.662720][ T1] with environment: [ 1.662925][ T1] HOME=/ [ 1.663112][ T1] TERM=dumb [ 1.663280][ T1] virtme_hostname=vmksft-packetdrill-dbg,debug-threads=on [ 1.663637][ T1] nr_open=2147483584 [ 1.663819][ T1] virtme_link_mods=/srv/vmksft/testing/wt-8/.virtme_mods/lib/modules/0.0.0 [ 1.664229][ T1] virtme_rw_overlay0=/etc [ 1.664471][ T1] virtme_rw_overlay1=/lib [ 1.664710][ T1] virtme_rw_overlay2=/home [ 1.664942][ T1] virtme_rw_overlay3=/opt [ 1.665172][ T1] virtme_rw_overlay4=/srv [ 1.665349][ T1] virtme_rw_overlay5=/usr [ 1.665507][ T1] virtme_rw_overlay6=/var [ 1.665677][ T1] virtme_rw_overlay7=/tmp [ 1.665836][ T1] virtme_console=ttyS0 [ 1.666001][ T1] virtme_chdir=srv/vmksft/testing/wt-8 [ 1.682602][ T1] virtme-ng-init: mount devtmpfs -> /dev: EBUSY: Device or resource busy [ 1.683894][ T1] virtme-ng-init: Setting hostname to vmksft-packetdrill-dbg,debug-threads=on... [ 1.701655][ T1] overlayfs: failed to set xattr on upper [ 1.701956][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.702352][ T1] overlayfs: ...falling back to uuid=null. [ 1.704672][ T1] overlayfs: failed to set xattr on upper [ 1.704992][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.705265][ T1] overlayfs: ...falling back to uuid=null. [ 1.707224][ T1] overlayfs: failed to set xattr on upper [ 1.707448][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.707751][ T1] overlayfs: ...falling back to uuid=null. [ 1.709668][ T1] overlayfs: failed to set xattr on upper [ 1.710139][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.710421][ T1] overlayfs: ...falling back to uuid=null. [ 1.712298][ T1] overlayfs: failed to set xattr on upper [ 1.712534][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.712833][ T1] overlayfs: ...falling back to uuid=null. [ 1.714515][ T1] overlayfs: failed to set xattr on upper [ 1.714753][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.715346][ T1] overlayfs: ...falling back to uuid=null. [ 1.717219][ T1] overlayfs: failed to set xattr on upper [ 1.717455][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.717736][ T1] overlayfs: ...falling back to uuid=null. [ 1.719659][ T1] overlayfs: failed to set xattr on upper [ 1.720446][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.720726][ T1] overlayfs: ...falling back to uuid=null. [ 1.731351][ T1] virtme-ng-init: running systemd-tmpfiles [ 4.738611][ T1] virtme-ng-init: Failed to read '/usr/lib/tmpfiles.d/audit.conf': Permission denied [ 4.738611][ T1] Failed to create directory or subvolume "/var/spool/at/spool": Permission denied [ 4.738611][ T1] Failed to create file /var/spool/at/.SEQ: Permission denied [ 4.738611][ T1] Failed to opendir() '/proc/self/fd/6': Permission denied [ 4.738631][ T1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 4.738634][ T1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1, name: virtme-ng-init [ 4.738637][ T1] preempt_count: 1, expected: 0 [ 4.738638][ T1] RCU nest depth: 0, expected: 0 [ 4.738639][ T1] locks held by virtme-ng-init/1: 4, last CPU#2: [ 4.738642][ T1] #0: ffffffff8e169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 4.738657][ T1] #1: ffffffff8e169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 4.738663][ T1] #2: ffffffff8e089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 4.738668][ T1] #3: ffffffff8e089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 4.738674][ T1] irq event stamp: 575410 [ 4.738675][ T1] hardirqs last enabled at (575409): [] __down_trylock_console_sem+0x86/0xa0 [ 4.738680][ T1] hardirqs last disabled at (575410): [] console_emit_next_record+0x3d4/0x4c0 [ 4.738682][ T1] softirqs last enabled at (574714): [] fpu_clone+0xd9/0x410 [ 4.738687][ T1] softirqs last disabled at (574712): [] fpu_clone+0x82/0x410 [ 4.738691][ T1] Preemption disabled at: [ 4.738692][ T1] [] vprintk_emit+0x31b/0x3e0 [ 4.738699][ T1] CPU: 2 UID: 0 PID: 1 Comm: virtme-ng-init Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 4.738703][ T1] Tainted: [W]=WARN [ 4.738705][ T1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4.738707][ T1] Call Trace: [ 4.738709][ T1] [ 4.738712][ T1] dump_stack_lvl+0x6f/0xa0 [ 4.738718][ T1] ? vprintk_emit+0x31b/0x3e0 [ 4.738720][ T1] __might_resched.cold+0x1fe/0x2c1 [ 4.738727][ T1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 4.738731][ T1] ? __kmalloc_noprof+0xdb/0x760 [ 4.738739][ T1] __kmalloc_noprof+0x443/0x760 [ 4.738743][ T1] ? alloc_buf.isra.0+0x4b/0x260 [ 4.738753][ T1] ? do_raw_spin_unlock+0x59/0x250 [ 4.738756][ T1] alloc_buf.isra.0+0x4b/0x260 [ 4.738762][ T1] put_chars+0x1e1/0x2f0 [ 4.738767][ T1] ? __send_to_port+0x420/0x420 [ 4.738769][ T1] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 4.738775][ T1] ? validate_chain+0x38b/0xc20 [ 4.738784][ T1] hvc_console_print+0x292/0x780 [ 4.738795][ T1] ? hvc_write+0x3a0/0x3a0 [ 4.738799][ T1] ? rcu_is_watching+0x16/0xd0 [ 4.738802][ T1] ? lock_acquire+0x13c/0x160 [ 4.738809][ T1] console_emit_next_record+0x22f/0x4c0 [ 4.738815][ T1] ? devkmsg_read+0x4b0/0x4b0 [ 4.738817][ T1] ? console_flush_one_record+0x106/0x710 [ 4.738822][ T1] ? rcu_is_watching+0x16/0xd0 [ 4.738825][ T1] ? lock_acquire+0x13c/0x160 [ 4.738832][ T1] console_flush_one_record+0x46f/0x710 [ 4.738838][ T1] ? console_emit_next_record+0x4c0/0x4c0 [ 4.738840][ T1] ? __lock_acquire+0x518/0xc20 [ 4.738850][ T1] console_unlock+0xee/0x1f0 [ 4.738853][ T1] ? console_flush_one_record+0x710/0x710 [ 4.738856][ T1] ? rcu_is_watching+0x16/0xd0 [ 4.738861][ T1] ? lock_acquire+0x60/0x160 [ 4.738868][ T1] ? __down_trylock_console_sem+0x5e/0xa0 [ 4.738871][ T1] ? vprintk_emit+0x320/0x3e0 [ 4.738876][ T1] vprintk_emit+0x37c/0x3e0 [ 4.738881][ T1] ? wake_up_klogd_work_func+0x90/0x90 [ 4.738885][ T1] ? _copy_from_iter+0x1bb/0x1810 [ 4.738895][ T1] devkmsg_emit.constprop.0+0xbc/0xf1 [ 4.738900][ T1] ? vprintk_emit.cold+0x107/0x107 [ 4.738903][ T1] ? simple_strntoull+0x10f/0x140 [ 4.738909][ T1] ? date_str+0x1e0/0x1e0 [ 4.738915][ T1] ? devkmsg_write+0xd1/0x2c0 [ 4.738922][ T1] devkmsg_write.cold+0x5a/0x8b [ 4.738926][ T1] ? vprintk_default+0x20/0x20 [ 4.738934][ T1] ? vprintk_default+0x20/0x20 [ 4.738937][ T1] new_sync_write+0x33e/0x760 [ 4.738942][ T1] ? lockdep_hardirqs_on+0x91/0x130 [ 4.738945][ T1] ? kasan_quarantine_put+0x13e/0x2b0 [ 4.738951][ T1] ? new_sync_read+0x750/0x750 [ 4.738964][ T1] ? rcu_is_watching+0x16/0xd0 [ 4.738969][ T1] vfs_write+0x6a2/0xbd0 [ 4.738976][ T1] ksys_write+0x116/0x250 [ 4.738980][ T1] ? __ia32_sys_read+0xc0/0xc0 [ 4.738984][ T1] ? rcu_is_watching+0x16/0xd0 [ 4.738990][ T1] do_syscall_64+0xff/0x530 [ 4.738993][ T1] ? exc_page_fault+0xee/0x100 [ 4.738998][ T1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4.739001][ T1] RIP: 0033:0x7f5eda98cbee [ 4.739007][ T1] Code: 4d 89 d8 e8 d4 12 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 4.739009][ T1] RSP: 002b:00007ffc87fd5190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 4.739012][ T1] RAX: ffffffffffffffda RBX: 000000000000011c RCX: 00007f5eda98cbee [ 4.739014][ T1] RDX: 000000000000011c RSI: 0000555569713680 RDI: 0000000000000003 [ 4.739016][ T1] RBP: 00007ffc87fd51a0 R08: 0000000000000000 R09: 0000000000000000 [ 4.739017][ T1] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f5edaa180a0 [ 4.739018][ T1] R13: 00007f5eda9163e0 R14: 0000555569713680 R15: 00007ffc87fd52b8 [ 4.739031][ T1] [ 4.740894][ T73] systemd-tmpfile (73) used greatest stack depth: 24760 bytes left [ 4.776596][ T1] virtme-ng-init: basic initialization done [ 4.836156][ T75] virtme-ng-init: Starting systemd-udevd version 259.8-1.fc44 [ 4.836555][ T75] virtme-ng-init: triggering udev coldplug [ 6.989060][ T75] virtme-ng-init: waiting for udev to settle [ 6.989073][ T75] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 6.989076][ T75] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 75, name: virtme-ng-init [ 6.989078][ T75] preempt_count: 1, expected: 0 [ 6.989078][ T75] RCU nest depth: 0, expected: 0 [ 6.989079][ T75] locks held by virtme-ng-init/75: 4, last CPU#0: [ 6.989082][ T75] #0: ffffffff8e169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 6.989093][ T75] #1: ffffffff8e169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 6.989097][ T75] #2: ffffffff8e089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 6.989101][ T75] #3: ffffffff8e089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 6.989105][ T75] irq event stamp: 4382 [ 6.989105][ T75] hardirqs last enabled at (4381): [] __down_trylock_console_sem+0x86/0xa0 [ 6.989109][ T75] hardirqs last disabled at (4382): [] console_emit_next_record+0x3d4/0x4c0 [ 6.989110][ T75] softirqs last enabled at (4314): [] handle_softirqs+0x67c/0x900 [ 6.989114][ T75] softirqs last disabled at (2911): [] __irq_exit_rcu+0x145/0x1c0 [ 6.989117][ T75] Preemption disabled at: [ 6.989118][ T75] [] vprintk_emit+0x31b/0x3e0 [ 6.989123][ T75] CPU: 0 UID: 0 PID: 75 Comm: virtme-ng-init Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 6.989126][ T75] Tainted: [W]=WARN [ 6.989127][ T75] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6.989129][ T75] Call Trace: [ 6.989131][ T75] [ 6.989133][ T75] dump_stack_lvl+0x6f/0xa0 [ 6.989138][ T75] ? vprintk_emit+0x31b/0x3e0 [ 6.989140][ T75] __might_resched.cold+0x1fe/0x2c1 [ 6.989144][ T75] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 6.989147][ T75] ? __kmalloc_noprof+0xdb/0x760 [ 6.989153][ T75] __kmalloc_noprof+0x443/0x760 [ 6.989156][ T75] ? alloc_buf.isra.0+0x4b/0x260 [ 6.989162][ T75] ? do_raw_spin_unlock+0x59/0x250 [ 6.989165][ T75] alloc_buf.isra.0+0x4b/0x260 [ 6.989168][ T75] put_chars+0x1e1/0x2f0 [ 6.989172][ T75] ? __send_to_port+0x420/0x420 [ 6.989173][ T75] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 6.989178][ T75] ? validate_chain+0x38b/0xc20 [ 6.989183][ T75] hvc_console_print+0x292/0x780 [ 6.989190][ T75] ? hvc_write+0x3a0/0x3a0 [ 6.989193][ T75] ? rcu_is_watching+0x16/0xd0 [ 6.989195][ T75] ? lock_acquire+0x13c/0x160 [ 6.989199][ T75] console_emit_next_record+0x22f/0x4c0 [ 6.989203][ T75] ? devkmsg_read+0x4b0/0x4b0 [ 6.989204][ T75] ? console_flush_one_record+0x106/0x710 [ 6.989207][ T75] ? rcu_is_watching+0x16/0xd0 [ 6.989209][ T75] ? lock_acquire+0x13c/0x160 [ 6.989214][ T75] console_flush_one_record+0x46f/0x710 [ 6.989217][ T75] ? console_emit_next_record+0x4c0/0x4c0 [ 6.989219][ T75] ? __lock_acquire+0x518/0xc20 [ 6.989224][ T75] console_unlock+0xee/0x1f0 [ 6.989227][ T75] ? console_flush_one_record+0x710/0x710 [ 6.989228][ T75] ? rcu_is_watching+0x16/0xd0 [ 6.989230][ T75] ? lock_acquire+0x60/0x160 [ 6.989234][ T75] ? __down_trylock_console_sem+0x5e/0xa0 [ 6.989236][ T75] ? vprintk_emit+0x320/0x3e0 [ 6.989239][ T75] vprintk_emit+0x37c/0x3e0 [ 6.989242][ T75] ? wake_up_klogd_work_func+0x90/0x90 [ 6.989246][ T75] ? _copy_from_iter+0x1bb/0x1810 [ 6.989252][ T75] devkmsg_emit.constprop.0+0xbc/0xf1 [ 6.989256][ T75] ? vprintk_emit.cold+0x107/0x107 [ 6.989258][ T75] ? simple_strntoull+0x10f/0x140 [ 6.989262][ T75] ? date_str+0x1e0/0x1e0 [ 6.989266][ T75] ? devkmsg_write+0xd1/0x2c0 [ 6.989270][ T75] devkmsg_write.cold+0x5a/0x8b [ 6.989273][ T75] ? vprintk_default+0x20/0x20 [ 6.989277][ T75] ? vprintk_default+0x20/0x20 [ 6.989280][ T75] new_sync_write+0x33e/0x760 [ 6.989283][ T75] ? kasan_quarantine_put+0x42/0x2b0 [ 6.989288][ T75] ? new_sync_read+0x750/0x750 [ 6.989292][ T75] ? __lock_release.isra.0+0x69/0x1a0 [ 6.989297][ T75] ? __fget_files+0x1e3/0x460 [ 6.989302][ T75] vfs_write+0x6a2/0xbd0 [ 6.989306][ T75] ksys_write+0x116/0x250 [ 6.989308][ T75] ? __ia32_sys_read+0xc0/0xc0 [ 6.989311][ T75] ? rcu_is_watching+0x16/0xd0 [ 6.989315][ T75] do_syscall_64+0xff/0x530 [ 6.989317][ T75] ? exc_page_fault+0xee/0x100 [ 6.989320][ T75] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6.989323][ T75] RIP: 0033:0x7f5eda98ded2 [ 6.989327][ T75] Code: 08 0f 85 51 ec ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 48 89 e5 [ 6.989329][ T75] RSP: 002b:00007f5eda8d4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6.989332][ T75] RAX: ffffffffffffffda RBX: 000000000000002e RCX: 00007f5eda98ded2 [ 6.989333][ T75] RDX: 000000000000002e RSI: 00007f5ed40012c0 RDI: 0000000000000003 [ 6.989334][ T75] RBP: 00007f5eda8d4c90 R08: 0000000000000000 R09: 0000000000000000 [ 6.989335][ T75] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5edaa180a0 [ 6.989336][ T75] R13: 00007f5eda9163e0 R14: 00007f5ed40012c0 R15: 00007f5eda8d4da8 [ 6.989343][ T75] [ 7.415341][ T75] virtme-ng-init: udev is done [ 7.418099][ T1] virtme-ng-init: initialization done [ 9.530780][ C0] clocksource: Watchdog remote CPU 1 read timed out [ 9.530837][ C0] [ 9.530839][ C0] ======================================================== [ 9.530840][ C0] WARNING: possible irq lock inversion dependency detected [ 9.530843][ C0] 7.2.0-virtme #1 Tainted: G W [ 9.530845][ C0] -------------------------------------------------------- [ 9.530846][ C0] swapper/0/0 just changed the state of lock: [ 9.530848][ C0] ffffffff8e089660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.530866][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 9.530868][ C0] (fs_reclaim){+.+.}-{0:0} [ 9.530870][ C0] [ 9.530870][ C0] [ 9.530870][ C0] and interrupts could create inverse lock ordering between them. [ 9.530870][ C0] [ 9.530872][ C0] [ 9.530872][ C0] other info that might help us debug this: [ 9.530873][ C0] Possible interrupt unsafe locking scenario: [ 9.530873][ C0] [ 9.530874][ C0] CPU0 CPU1 [ 9.530874][ C0] ---- ---- [ 9.530875][ C0] lock(fs_reclaim); [ 9.530877][ C0] local_irq_disable(); [ 9.530878][ C0] lock(console_owner); [ 9.530879][ C0] lock(fs_reclaim); [ 9.530881][ C0] [ 9.530882][ C0] lock(console_owner); [ 9.530883][ C0] [ 9.530883][ C0] *** DEADLOCK *** [ 9.530883][ C0] [ 9.530884][ C0] locks held by swapper/0/0: 4, last CPU#0: [ 9.530886][ C0] #0: ffa0000000007c90 ((&watchdog_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 9.530892][ C0] #1: ffffffff8e1ce8b8 (watchdog_lock){+.-.}-{3:3}, at: clocksource_watchdog+0x15/0x30 [ 9.530899][ C0] #2: ffffffff8e169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.530904][ C0] #3: ffffffff8e169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.530909][ C0] [ 9.530909][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 9.530915][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 9.530918][ C0] HARDIRQ-ON-W at: [ 9.530921][ C0] __lock_acquire+0x388/0xc20 [ 9.530924][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.530927][ C0] fs_reclaim_acquire+0xd5/0x120 [ 9.530931][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 9.530934][ C0] kthread_create_worker_on_node+0xea/0x210 [ 9.530938][ C0] workqueue_init+0x2a/0x680 [ 9.530943][ C0] kernel_init_freeable+0x2fe/0x630 [ 9.530946][ C0] kernel_init+0x21/0x150 [ 9.530950][ C0] ret_from_fork+0x474/0x6b0 [ 9.530954][ C0] ret_from_fork_asm+0x11/0x20 [ 9.530959][ C0] SOFTIRQ-ON-W at: [ 9.530960][ C0] __lock_acquire+0x388/0xc20 [ 9.530962][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.530964][ C0] fs_reclaim_acquire+0xd5/0x120 [ 9.530966][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 9.530969][ C0] kthread_create_worker_on_node+0xea/0x210 [ 9.530971][ C0] workqueue_init+0x2a/0x680 [ 9.530973][ C0] kernel_init_freeable+0x2fe/0x630 [ 9.530975][ C0] kernel_init+0x21/0x150 [ 9.530977][ C0] ret_from_fork+0x474/0x6b0 [ 9.530978][ C0] ret_from_fork_asm+0x11/0x20 [ 9.530980][ C0] INITIAL USE at: [ 9.530982][ C0] __lock_acquire+0x388/0xc20 [ 9.530984][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.530986][ C0] fs_reclaim_acquire+0xd5/0x120 [ 9.530988][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 9.530990][ C0] kthread_create_worker_on_node+0xea/0x210 [ 9.530992][ C0] workqueue_init+0x2a/0x680 [ 9.530994][ C0] kernel_init_freeable+0x2fe/0x630 [ 9.530996][ C0] kernel_init+0x21/0x150 [ 9.530998][ C0] ret_from_fork+0x474/0x6b0 [ 9.531000][ C0] ret_from_fork_asm+0x11/0x20 [ 9.531002][ C0] } [ 9.531003][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 9.531008][ C0] ... acquired at: [ 9.531009][ C0] __lock_acquire+0x518/0xc20 [ 9.531012][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.531014][ C0] fs_reclaim_acquire+0xd5/0x120 [ 9.531016][ C0] __kmalloc_noprof+0xd3/0x760 [ 9.531018][ C0] alloc_buf.isra.0+0x4b/0x260 [ 9.531022][ C0] put_chars+0x1e1/0x2f0 [ 9.531024][ C0] hvc_console_print+0x292/0x780 [ 9.531027][ C0] console_emit_next_record+0x22f/0x4c0 [ 9.531029][ C0] console_flush_one_record+0x46f/0x710 [ 9.531031][ C0] console_unlock+0xee/0x1f0 [ 9.531032][ C0] vprintk_emit+0x37c/0x3e0 [ 9.531034][ C0] _printk+0xc7/0x100 [ 9.531037][ C0] loop_init+0x12a/0x130 [ 9.531040][ C0] do_one_initcall+0x124/0x4f0 [ 9.531043][ C0] kernel_init_freeable+0x596/0x630 [ 9.531045][ C0] kernel_init+0x21/0x150 [ 9.531047][ C0] ret_from_fork+0x474/0x6b0 [ 9.531048][ C0] ret_from_fork_asm+0x11/0x20 [ 9.531051][ C0] [ 9.531051][ C0] -> (console_owner){..-.}-{0:0} { [ 9.531054][ C0] IN-SOFTIRQ-W at: [ 9.531055][ C0] __lock_acquire+0x388/0xc20 [ 9.531058][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.531060][ C0] console_lock_spinning_enable+0x5c/0x60 [ 9.531062][ C0] console_emit_next_record+0x1d1/0x4c0 [ 9.531063][ C0] console_flush_one_record+0x46f/0x710 [ 9.531065][ C0] console_unlock+0xee/0x1f0 [ 9.531067][ C0] vprintk_emit+0x37c/0x3e0 [ 9.531068][ C0] _printk+0xc7/0x100 [ 9.531070][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 9.531073][ C0] call_timer_fn+0x160/0x4d0 [ 9.531075][ C0] __run_timers+0x68f/0xaa0 [ 9.531076][ C0] run_timer_softirq+0xf0/0x160 [ 9.531078][ C0] handle_softirqs+0x1d3/0x900 [ 9.531082][ C0] __irq_exit_rcu+0x145/0x1c0 [ 9.531084][ C0] irq_exit_rcu+0xe/0x30 [ 9.531086][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 9.531089][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 9.531092][ C0] pv_native_safe_halt+0xf/0x10 [ 9.531094][ C0] default_idle+0x9/0x10 [ 9.531096][ C0] default_idle_call+0x6e/0xb0 [ 9.531098][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.531101][ C0] do_idle+0xd8/0x190 [ 9.531103][ C0] cpu_startup_entry+0x53/0x70 [ 9.531105][ C0] rest_init+0x279/0x280 [ 9.531107][ C0] start_kernel+0x3af/0x3b0 [ 9.531109][ C0] x86_64_start_reservations+0x24/0x30 [ 9.531112][ C0] x86_64_start_kernel+0x12b/0x130 [ 9.531113][ C0] common_startup_64+0x13e/0x148 [ 9.531117][ C0] INITIAL USE at: [ 9.531118][ C0] } [ 9.531119][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 9.531123][ C0] ... acquired at: [ 9.531124][ C0] mark_lock+0x1d7/0xa00 [ 9.531126][ C0] mark_usage+0x42/0x170 [ 9.531128][ C0] __lock_acquire+0x388/0xc20 [ 9.531130][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.531132][ C0] console_lock_spinning_enable+0x5c/0x60 [ 9.531133][ C0] console_emit_next_record+0x1d1/0x4c0 [ 9.531135][ C0] console_flush_one_record+0x46f/0x710 [ 9.531137][ C0] console_unlock+0xee/0x1f0 [ 9.531138][ C0] vprintk_emit+0x37c/0x3e0 [ 9.531139][ C0] _printk+0xc7/0x100 [ 9.531141][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 9.531143][ C0] call_timer_fn+0x160/0x4d0 [ 9.531144][ C0] __run_timers+0x68f/0xaa0 [ 9.531146][ C0] run_timer_softirq+0xf0/0x160 [ 9.531147][ C0] handle_softirqs+0x1d3/0x900 [ 9.531149][ C0] __irq_exit_rcu+0x145/0x1c0 [ 9.531151][ C0] irq_exit_rcu+0xe/0x30 [ 9.531153][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 9.531155][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 9.531157][ C0] pv_native_safe_halt+0xf/0x10 [ 9.531158][ C0] default_idle+0x9/0x10 [ 9.531160][ C0] default_idle_call+0x6e/0xb0 [ 9.531162][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.531164][ C0] do_idle+0xd8/0x190 [ 9.531166][ C0] cpu_startup_entry+0x53/0x70 [ 9.531168][ C0] rest_init+0x279/0x280 [ 9.531169][ C0] start_kernel+0x3af/0x3b0 [ 9.531171][ C0] x86_64_start_reservations+0x24/0x30 [ 9.531173][ C0] x86_64_start_kernel+0x12b/0x130 [ 9.531175][ C0] common_startup_64+0x13e/0x148 [ 9.531177][ C0] [ 9.531177][ C0] [ 9.531177][ C0] stack backtrace: [ 9.531181][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.531185][ C0] Tainted: [W]=WARN [ 9.531186][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.531188][ C0] Call Trace: [ 9.531190][ C0] [ 9.531191][ C0] dump_stack_lvl+0x6f/0xa0 [ 9.531195][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 9.531199][ C0] mark_lock_irq+0x989/0x9c0 [ 9.531201][ C0] ? add_lock_to_list+0x2c/0x1a0 [ 9.531206][ C0] mark_lock+0x1d7/0xa00 [ 9.531209][ C0] mark_usage+0x42/0x170 [ 9.531212][ C0] __lock_acquire+0x388/0xc20 [ 9.531216][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.531218][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 9.531221][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531224][ C0] ? lock_acquire+0x13c/0x160 [ 9.531227][ C0] console_lock_spinning_enable+0x5c/0x60 [ 9.531229][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 9.531231][ C0] console_emit_next_record+0x1d1/0x4c0 [ 9.531233][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 9.531235][ C0] ? console_flush_one_record+0x106/0x710 [ 9.531238][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531240][ C0] ? lock_acquire+0x13c/0x160 [ 9.531243][ C0] console_flush_one_record+0x46f/0x710 [ 9.531246][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 9.531247][ C0] ? __lock_acquire+0x518/0xc20 [ 9.531251][ C0] console_unlock+0xee/0x1f0 [ 9.531253][ C0] ? console_flush_one_record+0x710/0x710 [ 9.531255][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531257][ C0] ? lock_acquire+0x60/0x160 [ 9.531260][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.531263][ C0] ? vprintk_emit+0x320/0x3e0 [ 9.531266][ C0] vprintk_emit+0x37c/0x3e0 [ 9.531268][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 9.531271][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 9.531274][ C0] _printk+0xc7/0x100 [ 9.531277][ C0] ? snapshot_read.cold+0x21/0x21 [ 9.531280][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 9.531282][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.531286][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 9.531288][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.531291][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.531294][ C0] call_timer_fn+0x160/0x4d0 [ 9.531296][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 9.531298][ C0] ? debug_object_active_state+0x430/0x430 [ 9.531301][ C0] ? find_held_lock+0x2b/0x80 [ 9.531304][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.531307][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531310][ C0] __run_timers+0x68f/0xaa0 [ 9.531311][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.531315][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 9.531317][ C0] ? __lock_acquire+0x518/0xc20 [ 9.531320][ C0] ? jump_label_text_reserved+0x1b0/0x1b0 [ 9.531325][ C0] ? __rwlock_init+0x150/0x150 [ 9.531329][ C0] run_timer_softirq+0xf0/0x160 [ 9.531331][ C0] ? __run_timers+0xaa0/0xaa0 [ 9.531333][ C0] ? handle_softirqs+0x19c/0x900 [ 9.531336][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531338][ C0] handle_softirqs+0x1d3/0x900 [ 9.531341][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.531343][ C0] ? _local_bh_enable+0xc0/0xc0 [ 9.531347][ C0] __irq_exit_rcu+0x145/0x1c0 [ 9.531349][ C0] irq_exit_rcu+0xe/0x30 [ 9.531352][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 9.531354][ C0] [ 9.531355][ C0] [ 9.531356][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 9.531359][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 9.531362][ C0] Code: 48 8b 3d 94 e2 f8 01 e8 1f 00 00 00 48 2b 05 58 e3 99 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 d6 16 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 9.531365][ C0] RSP: 0018:ffffffff8de07cf8 EFLAGS: 00000296 [ 9.531368][ C0] RAX: 0000000000043a71 RBX: ffffffff8de1c600 RCX: ffffffff8aeed307 [ 9.531370][ C0] RDX: ffffffff8de1c600 RSI: ffffffff8dc29f9e RDI: ffffffff8d68d8e0 [ 9.531371][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 9.531372][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1bc0fa2 [ 9.531374][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 9.531376][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.531380][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 9.531382][ C0] default_idle+0x9/0x10 [ 9.531384][ C0] default_idle_call+0x6e/0xb0 [ 9.531386][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.531389][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 9.531391][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 9.531395][ C0] ? flush_smp_call_function_queue+0x44/0x160 [ 9.531399][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531401][ C0] do_idle+0xd8/0x190 [ 9.531404][ C0] cpu_startup_entry+0x53/0x70 [ 9.531406][ C0] rest_init+0x279/0x280 [ 9.531409][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 9.531412][ C0] ? rest_init+0x280/0x280 [ 9.531415][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 9.531419][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 9.531421][ C0] ? acpi_enable+0x1e4/0x330 [ 9.531426][ C0] start_kernel+0x3af/0x3b0 [ 9.531428][ C0] x86_64_start_reservations+0x24/0x30 [ 9.531430][ C0] x86_64_start_kernel+0x12b/0x130 [ 9.531432][ C0] common_startup_64+0x13e/0x148 [ 9.531437][ C0] [ 9.531442][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.531444][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 9.531446][ C0] preempt_count: 103, expected: 0 [ 9.531447][ C0] RCU nest depth: 0, expected: 0 [ 9.531448][ C0] INFO: lockdep is turned off. [ 9.531449][ C0] irq event stamp: 277143 [ 9.531450][ C0] hardirqs last enabled at (277142): [] __down_trylock_console_sem+0x86/0xa0 [ 9.531453][ C0] hardirqs last disabled at (277143): [] console_emit_next_record+0x3d4/0x4c0 [ 9.531455][ C0] softirqs last enabled at (277082): [] handle_softirqs+0x67c/0x900 [ 9.531458][ C0] softirqs last disabled at (277123): [] __irq_exit_rcu+0x145/0x1c0 [ 9.531460][ C0] Preemption disabled at: [ 9.531461][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 9.531465][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.531468][ C0] Tainted: [W]=WARN [ 9.531469][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.531470][ C0] Call Trace: [ 9.531471][ C0] [ 9.531472][ C0] dump_stack_lvl+0x6f/0xa0 [ 9.531475][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 9.531478][ C0] __might_resched.cold+0x1fe/0x2c1 [ 9.531481][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.531484][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531487][ C0] __kmalloc_noprof+0x443/0x760 [ 9.531490][ C0] ? __rwlock_init+0x150/0x150 [ 9.531492][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 9.531496][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 9.531498][ C0] alloc_buf.isra.0+0x4b/0x260 [ 9.531501][ C0] put_chars+0x1e1/0x2f0 [ 9.531504][ C0] ? __send_to_port+0x420/0x420 [ 9.531507][ C0] ? mark_lock+0x1d7/0xa00 [ 9.531511][ C0] hvc_console_print+0x292/0x780 [ 9.531515][ C0] ? hvc_write+0x3a0/0x3a0 [ 9.531518][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531520][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531523][ C0] console_emit_next_record+0x22f/0x4c0 [ 9.531525][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 9.531527][ C0] ? console_flush_one_record+0x106/0x710 [ 9.531530][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531532][ C0] ? lock_acquire+0x13c/0x160 [ 9.531535][ C0] console_flush_one_record+0x46f/0x710 [ 9.531538][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 9.531540][ C0] ? __lock_acquire+0x518/0xc20 [ 9.531544][ C0] console_unlock+0xee/0x1f0 [ 9.531546][ C0] ? console_flush_one_record+0x710/0x710 [ 9.531548][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531550][ C0] ? lock_acquire+0x60/0x160 [ 9.531553][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.531556][ C0] ? vprintk_emit+0x320/0x3e0 [ 9.531558][ C0] vprintk_emit+0x37c/0x3e0 [ 9.531561][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 9.531564][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 9.531567][ C0] _printk+0xc7/0x100 [ 9.531569][ C0] ? snapshot_read.cold+0x21/0x21 [ 9.531572][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 9.531574][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.531578][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 9.531580][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.531583][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.531586][ C0] call_timer_fn+0x160/0x4d0 [ 9.531589][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 9.531590][ C0] ? debug_object_active_state+0x430/0x430 [ 9.531592][ C0] ? find_held_lock+0x2b/0x80 [ 9.531601][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.531604][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531607][ C0] __run_timers+0x68f/0xaa0 [ 9.531609][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.531612][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 9.531614][ C0] ? __lock_acquire+0x518/0xc20 [ 9.531617][ C0] ? jump_label_text_reserved+0x1b0/0x1b0 [ 9.531621][ C0] ? __rwlock_init+0x150/0x150 [ 9.531625][ C0] run_timer_softirq+0xf0/0x160 [ 9.531627][ C0] ? __run_timers+0xaa0/0xaa0 [ 9.531629][ C0] ? handle_softirqs+0x19c/0x900 [ 9.531631][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531633][ C0] handle_softirqs+0x1d3/0x900 [ 9.531637][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.531639][ C0] ? _local_bh_enable+0xc0/0xc0 [ 9.531643][ C0] __irq_exit_rcu+0x145/0x1c0 [ 9.531645][ C0] irq_exit_rcu+0xe/0x30 [ 9.531647][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 9.531650][ C0] [ 9.531650][ C0] [ 9.531652][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 9.531654][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 9.531656][ C0] Code: 48 8b 3d 94 e2 f8 01 e8 1f 00 00 00 48 2b 05 58 e3 99 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 d6 16 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 9.531658][ C0] RSP: 0018:ffffffff8de07cf8 EFLAGS: 00000296 [ 9.531660][ C0] RAX: 0000000000043a71 RBX: ffffffff8de1c600 RCX: ffffffff8aeed307 [ 9.531662][ C0] RDX: ffffffff8de1c600 RSI: ffffffff8dc29f9e RDI: ffffffff8d68d8e0 [ 9.531663][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 9.531664][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1bc0fa2 [ 9.531665][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 9.531668][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.531671][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 9.531673][ C0] default_idle+0x9/0x10 [ 9.531675][ C0] default_idle_call+0x6e/0xb0 [ 9.531677][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.531680][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 9.531683][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 9.531686][ C0] ? flush_smp_call_function_queue+0x44/0x160 [ 9.531688][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.531691][ C0] do_idle+0xd8/0x190 [ 9.531693][ C0] cpu_startup_entry+0x53/0x70 [ 9.531696][ C0] rest_init+0x279/0x280 [ 9.531698][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 9.531702][ C0] ? rest_init+0x280/0x280 [ 9.531704][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 9.531707][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 9.531709][ C0] ? acpi_enable+0x1e4/0x330 [ 9.531712][ C0] start_kernel+0x3af/0x3b0 [ 9.531715][ C0] x86_64_start_reservations+0x24/0x30 [ 9.531717][ C0] x86_64_start_kernel+0x12b/0x130 [ 9.531719][ C0] common_startup_64+0x13e/0x148 [ 9.531724][ C0]